1100201122243 has 2 divisors, whose sum is σ = 1100201122244. Its totient is φ = 1100201122242.

The previous prime is 1100201122081. The next prime is 1100201122247. The reversal of 1100201122243 is 3422211020011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100201122243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1100201122243.

It is not a weakly prime, because it can be changed into another prime (1100201122247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550100561121 + 550100561122.

It is an arithmetic number, because the mean of its divisors is an integer number (550100561122).

Almost surely, 2^{1100201122243} is an apocalyptic number.

1100201122243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100201122243 is an equidigital number, since it uses as much as digits as its factorization.

1100201122243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1100201122243 its reverse (3422211020011), we get a palindrome (4522412142254).

The spelling of 1100201122243 in words is "one trillion, one hundred billion, two hundred one million, one hundred twenty-two thousand, two hundred forty-three".